////
//// Created by shenlf on 2021-12-21.
////
//#include <iostream>
//
//using namespace std;
//
//int main() {
//    cout << '\n';
//    cout << "\tHi!\n";
//    cout << "Hi \x4do\115!\n";
//    cout << '\115' << '\n' << endl;
//    return 0;
//}
//
